продукты Гониофотометр с детектором дальнего и ближнего поля LM-79 What is the definition of type C goniophotometer? LSG-6000 Moving Detector Goniophotometer (Mirror Type C) manufactured by LISUN completely meets LM-79-24、LM-79-19, COMMISSION DELEGATED REGULATION (EU) Июнь 19, 2025